Col Reference --- --------- R1 Phelps R.L., Janes K.A. 1994, ApJS 90, 31 R2 Balazs B. 1961, Astr. Abh. Hamburg V no 10 Back to the form
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R1 Phelps R.L., Janes K.A. 1994, ApJS 90, 31
R2 Balazs B. 1961, Astr. Abh. Hamburg V no 10